157496720

素因数分解:

$2^4\times 5^1\times {\mathrm{349}}^1\times {\mathrm{5641}}^1$

素因数の和:6003

約数の個数: 40

約数和(自身を含む): 367294200

約数和(自身を除く): 209797480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 349, 698, 1396, 1745, 2792, 3490, 5584, 5641, 6980, 11282, 13960, 22564, 27920, 28205, 45128, 56410, 90256, 112820, 225640, 451280, 1968709, 3937418, 7874836, 9843545, 15749672, 19687090, 31499344, 39374180, 78748360, 157496720]

約数ペア:

[(1, 157496720), (2, 78748360), (4, 39374180), (5, 31499344), (8, 19687090), (10, 15749672), (16, 9843545), (20, 7874836), (40, 3937418), (80, 1968709), (349, 451280), (698, 225640), (1396, 112820), (1745, 90256), (2792, 56410), (3490, 45128), (5584, 28205), (5641, 27920), (6980, 22564), (11282, 13960)]